| //===--- CSKYTargetMachine.h - Define TargetMachine for CSKY ----*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file declares the CSKY specific subclass of TargetMachine. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_CSKY_CSKYTARGETMACHINE_H |
| #define LLVM_LIB_TARGET_CSKY_CSKYTARGETMACHINE_H |
| |
| #include "CSKYSubtarget.h" |
| #include "llvm/IR/DataLayout.h" |
| #include "llvm/Target/TargetMachine.h" |
| |
| namespace llvm { |
| |
| class CSKYTargetMachine : public LLVMTargetMachine { |
| std::unique_ptr<TargetLoweringObjectFile> TLOF; |
| mutable StringMap<std::unique_ptr<CSKYSubtarget>> SubtargetMap; |
| |
| public: |
| CSKYTargetMachine(const Target &T, const Triple &TT, StringRef CPU, |
| StringRef FS, const TargetOptions &Options, |
| Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM, |
| CodeGenOpt::Level OL, bool JIT); |
| |
| TargetPassConfig *createPassConfig(PassManagerBase &PM) override; |
| |
| const CSKYSubtarget *getSubtargetImpl(const Function &F) const override; |
| // DO NOT IMPLEMENT: There is no such thing as a valid default subtarget, |
| // subtargets are per-function entities based on the target-specific |
| // attributes of each function. |
| const CSKYSubtarget *getSubtargetImpl() const = delete; |
| |
| TargetLoweringObjectFile *getObjFileLowering() const override { |
| return TLOF.get(); |
| } |
| }; |
| } // namespace llvm |
| |
| #endif |